package handler

import (
	"net/http"
	"strings"
	"time"

	"github.com/gin-gonic/gin"

	"wx_service/internal/middleware"
	"wx_service/internal/model"
	service "wx_service/internal/quitcheckin/service"
)

// GetReminderSettings GET /api/v2/supervisor/reminders/settings
// owner 读取自己的提醒设置。
func (h *Handler) GetReminderSettings(c *gin.Context) {
	user := middleware.MustCurrentUser(c)

	res, err := h.service.GetReminderSettings(c.Request.Context(), int(user.ID))
	if err != nil {
		c.JSON(http.StatusInternalServerError, model.Error(http.StatusInternalServerError, "获取提醒设置失败，请稍后重试"))
		return
	}
	c.JSON(http.StatusOK, model.Success(res))
}

type updateReminderSettingsRequest struct {
	Enabled    *bool   `json:"enabled"`
	NotifyTime *string `json:"notify_time"`
	MaxPerDay  *int    `json:"max_per_day"`
}

// UpdateReminderSettings PUT /api/v2/supervisor/reminders/settings
func (h *Handler) UpdateReminderSettings(c *gin.Context) {
	user := middleware.MustCurrentUser(c)

	var req updateReminderSettingsRequest
	if err := c.ShouldBindJSON(&req); err != nil {
		c.JSON(http.StatusBadRequest, model.Error(http.StatusBadRequest, "请求参数错误"))
		return
	}

	// basic trim
	if req.NotifyTime != nil {
		v := strings.TrimSpace(*req.NotifyTime)
		req.NotifyTime = &v
	}

	res, err := h.service.UpdateReminderSettings(c.Request.Context(), int(user.ID), service.UpdateReminderSettingsRequest{
		Enabled:    req.Enabled,
		NotifyTime: req.NotifyTime,
		MaxPerDay:  req.MaxPerDay,
	}, time.Now())
	if err != nil {
		c.JSON(http.StatusBadRequest, model.Error(http.StatusBadRequest, "保存提醒设置失败"))
		return
	}
	c.JSON(http.StatusOK, model.Success(res))
}

// RunReminders POST /api/v2/supervisor/reminders/run
// supervisor 手动触发提醒（开发/测试用）：只会给“当前用户作为监督人”的绑定关系写 reminder_log。
func (h *Handler) RunReminders(c *gin.Context) {
	user := middleware.MustCurrentUser(c)

	res, err := h.service.RunMissedCheckinRemindersForSupervisor(c.Request.Context(), int(user.ID), time.Now())
	if err != nil {
		c.JSON(http.StatusInternalServerError, model.Error(http.StatusInternalServerError, "触发提醒失败，请稍后重试"))
		return
	}
	c.JSON(http.StatusOK, model.Success(res))
}